Big Sandy, TN Weather Forecast
Local 7-day forecast
Mostly Sunny then Slight Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Big Sandy, TN in one place.
A slight chance of rain showers between 2pm and 5pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 85. Southwest wind 0 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Local Weather Overview
This forecast page for Big Sandy, TN is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Apr 17, 2026 6:22 AM EDT.
The active forecast window currently covers Apr 18 to Apr 23, 2026 for Big Sandy, TN.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 18 to Apr 23, 2026
- Latest sync
- Apr 17, 2026 6:22 AM EDT
- Forecast office
- MRX
- Source
- NOAA / NWS
Daily Outlook
This Week in Big Sandy
Saturday looks like the warmest upcoming period in Big Sandy at 85 degrees F.
Sunday Night is the coolest period ahead with temperatures near 41 degrees F.
The strongest winds are forecast for Sunday at about 15 mph NW.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 17, 2026 6:22 AM EDT
- Coverage
- 6 days
- Time zone
- America/New_York
- Forecast office
- MRX
- Radar station
- KMRX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A slight chance of showers and thunderstorms before 8pm, then showers and thunderstorms. Mostly cloudy, with a low around 48. West wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Rain showers. Partly sunny, with a high near 60. Northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
A slight chance of rain showers before 8pm. Mostly clear, with a low around 41. Northwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Sunny, with a high near 64.
Mostly clear, with a low around 41.
Sunny, with a high near 72.
Partly cloudy, with a low around 50.
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 75. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 53. Chance of precipitation is 20%.
A slight chance of rain showers after 2pm. Sunny, with a high near 78.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Apr 18
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
85°F |
0 to 10 mph
SW
|
|
Saturday Night
Apr 18
|
Slight Chance Showers And Thunderstorms then Showers And Thunderstorms
|
48°F |
5 to 10 mph
W
|
|
Sunday
Apr 19
|
Rain Showers
|
60°F |
15 mph
NW
|
|
Sunday Night
Apr 19
|
Slight Chance Rain Showers then Mostly Clear
|
41°F |
5 to 15 mph
NW
|
|
Monday
Apr 20
|
Sunny
|
64°F |
5 to 10 mph
W
|
|
Monday Night
Apr 20
|
Mostly Clear
|
41°F |
0 to 10 mph
N
|
|
Tuesday
Apr 21
|
Sunny
|
72°F |
0 to 10 mph
SW
|
|
Tuesday Night
Apr 21
|
Partly Cloudy
|
50°F |
5 mph
SW
|
|
Wednesday
Apr 22
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
75°F |
5 to 10 mph
SW
|
|
Wednesday Night
Apr 22
|
Slight Chance Showers And Thunderstorms then Mostly Clear
|
53°F |
0 to 10 mph
SW
|
|
Thursday
Apr 23
|
Sunny then Slight Chance Rain Showers
|
78°F |
5 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Big Sandy.